Definitions.pdf

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Attached to
Pre-Commerical Tree Thinning
Solicitation number
S-X06001-00011900
Issued by
Lane County, Oregon

About this file

This document contains definitions and guidance for a pre-commercial tree thinning contract opportunity in Oregon issued by the Confederated Tribes of Coos, Lower Umpqua and Siuslaw Indians (CTCLUSI). The contract requires the identification and preservation of "leave trees" of various species, the removal of "surplus trees" under 6-inch DBH, the removal of "competitive brush", and the proper treatment and scattering of slash. The contract specifies a target of 194 leave trees per acre with an average 15x15 foot spacing in non-roadside stands. For roadside stands, the requirements differ, primarily focusing on preserving trees under 2 feet tall and over 6-inch DBH. The contract provides detailed flagging and ribbon color guidelines to identify stand boundaries, leave trees, and other key elements.

The pre-commercial tree thinning services are part of a state and local contract opportunity in Oregon's Lane County. The contract is managed by CTCLUSI, and interested parties should contact Kyle Terry or Holley Carroll for more information.

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Other files

File Type Posted
Exhibit A.docx DOCX document
Exhibit B Project Maps.docx DOCX document
Statement of Qualifications and Capacity.docx DOCX document
overview 10_29_24.pdf PDF
Optional Pre-Bid Site Meeting~1.pdf PDF
ADDENDUM 2 CTCLUSI.pdf PDF
1 of 5.pdf PDF
3 of 5.pdf PDF
5 of 5.pdf PDF
Exhibit C Bid Forms.docx DOCX document
Definitions.docx DOCX document
Fire Protection and Suppression.docx DOCX document
Invitation To Bid.docx DOCX document
ROAD USE RULES AND RESTRICTIONS.docx DOCX document
Sample Contract.docx DOCX document
4 of 5.pdf PDF
Exhibit A~1.pdf PDF
Contract 259999B001 Final DOJ approved for posting~1.pdf PDF
Signature of the Bidder.docx DOCX document
2 of 5.pdf PDF
FIRE SUPPRESSION AND ROAD USE RULES AND RESTRICTIONS.pdf PDF
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Text version

Short List of Definitions for PCT Contractor

A. Definition of “Leave Tree”

1. All yew trees.

2. All trees > 6” DBH

3. Healthy, vigorous trees that are:

< 6” DBH; AND

> ½ the average height of surrounding pre-commercial trees; AND selected by Contractor to conform to Trees Per Acre and average spacing specifications.

4. All trees marked with Pink Glo ribbon by CTCLUSI to promote diversity.

B. Prioritization List of “Leave Tree” species starting with highest priority

1. Pacific Yew. No Pacific yew shall be cut for any reason.

2. Cedar (both Western red and Port Orford)

3. Douglas Fir

4. White/grand fir

5. All other conifer species excluding hemlock

6. Oregon myrtle

7. Pacific madrone

8. Chinquapin

9. Big leaf maple

10. Cascara

11. Oregon ash

12. All other hardwoods

C. Definition of “Surplus Tree” All trees, excluding yew, that are > 2' tall and < 6” DBH. Individual stems < 6” DBH on multi-stemmed trees.

D. Definition of “Competitive Brush”

Brush within an 8-foot radius of the stem of leave trees and 1/2 the height or greater than the height of leave tree.

E. Definition of Brush

Shrubs with single or many stems originating at or near ground level and not normally exceeding 20 feet in height. Includes, but not limited to, species such as: vine maple, elderberry, salmonberry, hazel, huckleberry, thimbleberry, manzanita, ocean spray, ceanothus, coyote brush and rhododendron.

Simple Guide for Non-Roadside Stands

Contractor will be identifying most leave trees. Leave any trees flagged with pink by CTCLUSI for diversity.

Leave average of 194 “Leave Trees” per acre according to sections A and B above. Average 15 x

15 foot spacing.

Cut all “Surplus Trees” over 2 feet tall AND under 6-inch DBH, except yew

Cut all “Competitive Brush” within 8’ of Leave Tree stem AND ½ height of average Leave Trees

Slash Treatment:

o Don’t cover bear grass o Cut slash to < 6’ pieces o Lop all limbs that are pointing upwards from felled trees.

o Scatter no deeper than two (2) feet.

o No limb or stem greater than four (4) inches in diameter will be covered by slash.

Boundary trees marked with pink and black polka dot flagging are not Leave Trees identified by

CTCLUSI but may be selected by contractor if they meet Leave Tree requirements.

Simple Guide for Roadside Stands:

Leave trees less than 2 feet tall

Leave trees over 6-inch DBH.

Leave trees flagged with pink glow ribbon

Leave all Pacific yew

Cut all trees under 6-inch DBH and over 2 foot tall that are not flagged pink

Cut all brush >2’ tall unless flagged by CTCLUSI o This is all brush in roadside stands not just competing brush within 8’ of leave trees.

Pile slash according to requirements in contract section 4.6

Boundary trees marked with orange flagging are not Leave Trees identified by CTCLUSI but may be selected by contractor if they meet Leave Tree requirements.

Flagging/Ribbon Colors Roadside stand boundaries are flagged with orange ribbon

Non-roadside stands boundaries are flagged with pink and black ribbon (pink w/ black dots)

Corners are triple-flagged

Stand ID numbers are written on corners near roads in black ink

Leave trees are marked with pink ribbon (no stripes or dots)

Shrubs marked with Pink glow (without black dots) are Leave Trees.

o On multi-stemmed shrubs flagged as Leave Trees, only one flag will be used and no stems shall be cut.

Boundary trees marked with orange or pink and black polka dot flagging are not Leave Trees identified by CTCLUSI but may be selected by contractor if they meet Leave Tree requirements.

Short List of Definitions for PCT Contractor
A. Definition of “Leave Tree”
B. Prioritization List of “Leave Tree” species starting with highest priority
C. Definition of “Surplus Tree”
Simple Guide for Roadside Stands:
Flagging/Ribbon Colors

File details come from the government source that posted it. Updated .